Stun gun



FIG. 1 is a perspective view of a stun gun showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIGS. 4 and 5 are respectively right and left side elevational viewsthereof; and,

FIGS. 6 and 7 are respectively back and front elevational views thereof.

The ornamental design for a stun gun, as shown and described.